Home / 30,261.93-45,397.14-10,537.62

Finding the Fourth Proportional to 30,261.93, 45,397.14 and 10,537.62

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Solution

The fourth proportional to 30,261.93, 45,397.14 and 10,537.62 is: 15,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,261.93 : 45,397.14 = 10,537.62 : x
  2. Step 2: Convert to fraction form
    30,261.93/45,397.14 = 10,537.62/x
  3. Step 3: Cross multiply
    30,261.93x = 45,397.14 × 10,537.62
  4. Step 4: Simplify right side
    30,261.93x = 478,377,810.41
  5. Step 5: Solve for x
    x = 478,377,810.41/30,261.93
  6. Step 6: Final answer
    x = 15,807.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.